package com.example.sxt_practise.java基础;

/**
 * @author gaofeng
 * date 2022年03月17日 21:02
 */
public class TestSwitch {
    private static int month;
    public static void main(String[] args) {
        int a = 1;
        int b = 1;
        switch (month) {
            case 1 :
                System.out.println("1");
                break;
            case 2 :
                System.out.println("2");
                break;
            default :
                System.out.println("moren");
        }
        String s = "null" ;
        System.out.println(s == "null" || s.length() == 0);

    }
}
